Fig. 1. Schematic diagram of LG vortex light scattering by single spherical particle underwater

Fig. 2. Effect of different particle radii on differential scattering cross section of single suspended spherical algal particle

Fig. 3. Effect of different vortex light orders on differential scattering cross section of single suspended spherical algal particle

Fig. 4. Effect of different topological charges of vortex light on differential scattering cross section of single suspended spherical algal particle

Fig. 5. Effect of different beam waist radii on differential scattering cross section of single suspended spherical algal particle

Fig. 6. Effect of different topological charges on differential scattering cross section of suspended spherical algal particle swarm

Fig. 7. Effect of different vortex orders on differential scattering cross section of suspended spherical algal particle swarm

Fig. 8. Effect of different beam waist radii on differential scattering cross section of suspended spherical algal particle swarm